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Changes to m4/doc/m4.texinfo,v [branch]
From: |
Eric Blake |
Subject: |
Changes to m4/doc/m4.texinfo,v [branch] |
Date: |
Tue, 06 Jun 2006 12:47:14 +0000 |
CVSROOT: /sources/m4
Module name: m4
Branch: branch
Changes by: Eric Blake <ericb> 06/06/06 12:47:13
Index: doc/m4.texinfo
===================================================================
RCS file: /sources/m4/m4/doc/m4.texinfo,v
retrieving revision 1.1.1.1.2.17
retrieving revision 1.1.1.1.2.18
diff -u -b -r1.1.1.1.2.17 -r1.1.1.1.2.18
--- doc/m4.texinfo 6 Jun 2006 12:39:53 -0000 1.1.1.1.2.17
+++ doc/m4.texinfo 6 Jun 2006 12:47:12 -0000 1.1.1.1.2.18
@@ -1690,6 +1690,24 @@
@result{}blah
@end example
+Tracing even works on builtins, but does not transfer via @command{defn}
+(@pxref{Defn}).
+
address@hidden
+define(`m4_eval')traceon(`eval', `m4_divnum')
address@hidden
+define(`m4_eval', defn(`eval'))
address@hidden
+define(`m4_divnum', defn(`divnum'))
address@hidden
+eval(divnum)
address@hidden: -1- eval(0)
address@hidden
+m4_eval(m4_divnum)
address@hidden: -2- m4_divnum
address@hidden
address@hidden example
+
@xref{Debug Levels}, for information on controlling the details of the
display.